WWW
Instant
~this~ deals 3 damage to target attacking or blocking creature. This damage can't be prevented

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UUUU
Sorcery
draw three cards, then discard two cards
Replicate 1U

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B
Creature - Zombie (1/2)
At the beginning of your precombat main phase, you may pay BB. If you do, target Zombie gets -1/-1 until end of turn
Whenever a creature is put into a graveyard from the battlefield, sacrifice any number of permanents. target creature gets -1/-1 until end of turnspace_foreachone

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AlexChurchill/MagicCardGenerator