4GGG
Creature - Insect (2/3)
T: destroy all lands. They can't be regenerated.
2RR: two target creatures get +3/-3 until end of turn
Threshold - If you have seven or more cards in your graveyard, If an opponent would lose life, instead that player may search his or her library for up to three land cards and put them into hand. If that player does, that player shuffles that library afterwards.
At the beginning of each opponent's upkeep, ~this~ can't block until end of turn

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G
Atheg Isothe
Planeswalker - Atheg (Loyalty 6)
+1: add WUBRG to your mana pool
-2: destroy target land
-8: search your library for a land card and put it into the battlefield, then shuffle your library

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4UU
Creature - Human Wizard (2/3)
Discard a instant card, Pay 2 life: draw four cards
shroud
Whenever a artifact enters the battlefield, you may Tap an untapped permanent you control. If you don't, exchange control of target permanent you control and target permanent of the same type target opponent controls
4UUUUUU: put a 1/2 blue Merfolk creature token onto the battlefield
4UUU: put four 1/1 blue Merfolk creature tokens onto the battlefield
Sacrifice a Merfolk: return target tapped permanent to its owner's hand
Sacrifice ~this~, sacrifice a Merfolk: each player may put a card from hand onto the battlefield
~this~ can't be the target of activated abilities
All permanents gain ''When ~this~ is put into a graveyard from the battlefield, target opponent may Tap an untapped permanent he or she controls. If that player doesn't, each player may put two cards from hand onto the battlefield''

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AlexChurchill/MagicCardGenerator