Mech

Pyrotech Mech - Ganjyu
Level 6 FIRE Pyro/Effect
2400/1000
You can Normal Summon this card without Tributing. Once per turn, during the End Phase, if this card was Summoned this way: You take 1000 damage, and if you do, 1 face-up monster your opponent controls loses 1000 ATK. At the start of the Damage Step, if this card battles a monster: You can destroy that monster.

Woodland Mech - Cornicopia
Level 6 EARTH Plant/Effect
2400/1000
You can Normal Summon this card without Tributing. Once per turn, during the End Phase, if this card was Summoned this way: This card loses 500 ATK, and if you do, add 1 "Woodland Mech" monster from your GY to your hand, except "Woodland Mech - Cornicopia". Cannot be destroyed by battle, also your opponent takes any battle damage you would have taken from battles involving this card.

Glacial Mech - Silverfrost
Level 6 WATER Aqua/Effect
2400/1000
You can Normal Summon this card without Tributing. Once per turn, during the End Phase, if this card was Summoned this way: Send 1 card from your hand or field to the GY, and if you do, Special Summon 1 "Glacial Mech" monster from your Deck, except "Glacial Mech - Silverfrost".

Deepsea Mech - Alvin
Link-1 WATER Sea Serpent/Link/Effect
1000/B
1 Level 4 or higher Effect Monster
If this card is Link Summoned: You can add 1 "Mech Fortress" from your Deck to your hand. If this card is Tributed for a Tribute Summon: You can gain 1000 LP, and if you do, inflict 1000 damage to your opponent. If a Tribute Summoned monster(s) you control would be destroyed by battle or card effect, you can banish this card from your GY instead. You can only use each effect of "Deepsea Mech - Alvin" once per turn.

Glacial Mech - Frost
Level 8 WATER Aqua/Effect
2900/1800
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Send 1 card from your hand or field to the GY, and if you do, destroy 1 card on the field. If this card attacks a Defense Position monster, inflict piercing battle damage.

Glacial Mech - Iceberg
Level 7 WATER Aqua/Effect
2600/2000
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Send 1 card from your hand or field to the GY, and if you do, send 1 random card from your opponent's hand to the GY. This card can make a second attack during each Battle Phase.

Glacial Mech - Snowsquall
Level 4 WATER Aqua/Effect
1000/500
If only your opponent controls a monster, you can Special Summon this card (from your hand). Once per turn, during the End Phase, if this card was Summoned this way: Send 1 other card from your hand or field to the GY, and if you do, this card gains 500 ATK.

Woodland Mech - Geo
Level 8 EARTH Plant/Effect
2900/1800
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: This card loses 500 ATK, and if you do, destroy 1 monster on the field. If this card attacks a Defense Position monster, inflict piercing battle damage.

Woodland Mech - Gigant
Level 7 EARTH Plant/Effect
2600/2000
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: This card loses 500 ATK, and if you do, draw 1 card. Cannot be destroyed by battle, also you take no damage from battles involving this card.

Woodland Mech - Mountain
Level 4 EARTH Plant/Effect
1000/500
If only your opponent controls a monster, you can Special Summon this card (from your hand). Once per turn, during the End Phase, if this card was Summoned this way: This card loses 500 ATK, and if you do, add 1 "Woodland Mech" monster from your Deck to your hand, except "Woodland Mech - Mountain".

Pyrotech Mech - Blaze
Level 7 FIRE Pyro/Effect
2600/2000
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Each player takes 1000 damage. This card can make a second attack during each Battle Phase.

Pyrotech Mech - Flame
Level 4 FIRE Pyro/Effect
1000/500
If only your opponent controls a monster, you can Special Summon this card (from your hand). Once per turn, during the End Phase, if this card was Summoned this way: You take 1000 damage, also this card gains 500 ATK.

Malevolent Mech - Haunt
Level 8 LIGHT Zombie/Effect
2900/1800
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Send it to the GY, then take damage equal to its original ATK in the GY. This card must be the only Zombie monster on the field to activate and to resolve this effect. When this card declares an attack on an opponent's monster: You can change the battle position of that opponent's monster. If this card attacks a Defense Position monster, inflict piercing battle damage.

Malevolent Mech - Ghastly
Level 7 LIGHT Zombie/Effect
2600/2000
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Send it to the GY, then take damage equal to its original ATK in the GY. This card must be the only Zombie monster on the field to activate and to resolve this effect. When this card declares an attack on an opponent's monster: You can change the battle position of that opponent's monster. When this card destroys a monster by battle: You can destroy 1 monster your opponent controls.

Malevolent Mech - Creep
Level 4 LIGHT Zombie/Effect
1000/500
If only your opponent controls a monster, you can Special Summon this card (from your hand). Once per turn, during the End Phase, if this card was Summoned this way: Send it to the GY, then take damage equal to its original ATK in the GY. This card must be the only Zombie monster on the field to activate and to resolve this effect.

Majestic Mech - Tenku
Level 7 LIGHT Fairy/Effect
2600/2000
You can Tribute Summon (but not Set) this card with 1 Tribute. Once per turn, during the End Phase, if this card was Summoned this way: Send it to the GY. This card can attack all monsters your opponent controls, once each.

Mech Revival
Normal Trap
Target 1 Tribute Summoned monster you control; banish it, and if you do, Special Summon it during the End Phase of this turn. When an opponent's monster declares a direct attack: You can banish this card from your GY; negate the attack, also end the Battle Phase.

Mech Curse
Continuous Trap
If you control a Tribute Summoned monster, or "Mech Fortress" is in the Field Zone: Activate this card by targeting 1 Effect Monster on the field; negate the effects of that face-up monster while it is on the field, that face-up monster cannot attack, also banish it when it leaves the field. When it is destroyed, destroy this card.

Mech Fortress
Field Spell
When this card is activated: You can add 1 monster with 1000 ATK/500 DEF from your Deck to your hand. While you control a Tribute Summoned Level 7 or higher monster, each time your opponent Normal or Special Summons a monster(s), you gain 200 LP, and if you do, draw 1 card. You can only activate 1 "Mech Fortress" per turn.

Mech Army
Normal Spell
If you control a Tribute Summoned monster, or "Mech Fortress" is in the Field Zone: Target 1 face-up Attack Position monster your opponent controls; change that target to face-up Defense Position.