3RRRRR
Enchantment - Aura
Enchant creature
Sacrifice ~this~: destroy target artifact
Enchanted creature can't be blocked by more than one creature

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3GG
Creature - Beast (1/1)
When ~this~ is exiled, you may put a card from hand onto the battlefield

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GGG
Sorcery
put a 3/3 green Beast creature token onto the battlefield for each basic land type among lands an opponent controls

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AlexChurchill/MagicCardGenerator