The bottom half is printed on the back of Argoth, Sanctum of Nature's card
Oops, you wanted to play a sick 5-color The Ur-Dragon deck
Whenever Myrel, Shield of Argive attacks, create X 1/1 colorless Soldier artifact creature tokens, where X is the number of Soldiers you control
Mages Contest You and target spells controller bid on life If you win, you lose life equal to your winning high bid and counter that spell If you lose the bidding war, the targeted spells controller loses life equal to their winning high bid, but the spell does not get countered Tibalts Trickery Counter target spell Randomly choose 1, 2 or 3, the spells controller mills that many cards Then the spells controller exiles cards from the top of their library until the exile a nonland card with a different name than the target spells name They can cast that spell without paying its mana cost Planar Chaos An enchantment that says you must flip a coin at the beginning of your upkeep If you lose the coin flip, you must sacrifice Planar Chaos Whenever a player casts a spell, that player flips a coin
Sure, those other two have colors available, but that leads to executive decision dysfunction