C Common Heavy Mech Support Platform X DARK Level 3 [ MachineUnionEffect ] ATK 500 DEF 500 Once per turn, you can either: Target 1 Machine monster you control
this card's name becomes the sent monster's name (until the End Phase), then you can Special Summon 1 "Magnet Warrior" or "Magna Warrior" monster from your GY with a different name than the cards you control

2026-05-22 17:54:44 + 1D/D/D Wave King Caesar+ 1D/D Count Surveyor+ 2D/D/D Abyss King Gilgamesh+ 1Dark Contract with the Eternal Darkness+ 2Infinite Impermanence+ 3D/D Savant Kepler+ 1D/D/D Alfred the Divine Sage King+ 3Ash Blossom & Joyous Spring+ 3D/D/D Zero Doom Queen Machinex+ 1Maxx "C"+ 1Called by the Grave+ 3D/D Gryphon+ 1D/D/D Sky King Zeus Ragnarok+ 1D/D/D Wise King Solomon+ 1Dark Contract with the Zero King+ 2Dominus Impulse+ 3Mulcharmy Fuwalos+ 2D/D Scale Surveyor+ 1D/D/D Cursed King Siegfried+ 3Dark Contract with the Gate+ 2D/D/D Deviser King Deus Machinex+ 1D/D Savant Copernicus+ 1Crossout Designator+ 1D/D Lance Soldier+ 1D/D/D First King Clovis+ 1D/D/D/D Dimensional King Arc Crisis+ 1D/D/D Marksman King Tell+ 1D/D Orthros+ 1D/D Necro Slime+ 1D/D/D Super Doom King Bright Armageddon+ 1D/D/D Oblivion King Abyss Ragnarok+ 1D/D/D Flame King Genghis+ 1D/D/D Wave High King Caesar+ 1D/D/D Headhunt+ 2Nightmare Throne+ 2Droll & Lock Bird Deck Breakdown Archetype and card type distribution for this list

Interestingly, there are some cases in which a when effect is actually mandatory, like the effect of Goblin Zombie , which has undergone a few erratas to clear up its unique card text
Aside from the beautifully-treated artwork, the cards have value in how they affect the game itself, depending on what strategy you use
Youll want to be loaded up on +1/+1 counter synergies like Hardened Scales and Innkeeper's Talent