Riddlekeeper [Commander 2011]Set: Commander 2011 Type: Creature Homunculus Rarity: Rare Cost: {2}{U} Whenever a creature attacks you or a planeswalker you control, that creature's controller mills two cards. Fools surrender their sanity to his riddles. Even greater fools try to solve them.

Set: Saviors of Kamigawa Type: Sorcery — Arcane Rarity: Rare Cost: {5}{B} Target opponent chooses a number

each opponent discards a card

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {U} Target spell or permanent becomes blue

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Rarity: Rare Cost: {4}{R} Horsemanship (This creature can't be blocked except by creatures with horsemanship

and how the skin peels back

−7: Untap up to six target lands

Set: Commander 2017 Type: Land Rarity: Uncommon Frontier Bivouac enters the battlefield tapped

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Change the target of target spell with a single target unless that spell's controller pays {2}

elder researcher

Haste (This creature can attack and {T} as soon as it comes under your control

Players discard cards and sacrifice creatures the same way

this scheme deals 3 damage to each of your other opponents