Sword of Feast and Famine [Mirrodin Besieged] Dwarf Warrior

Sword of Feast and Famine [Mirrodin Besieged] Dwarf WarriorSet: Mirrodin Besieged Type: Artifact Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2 +2 and has protection from black and from green. Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control. Equip {2}

or even the fear of death

add one mana of any color

One razorclaw is three bears too many

Set: Coldsnap Type: Enchantment Rarity: Rare Cost: {1}{R} Cumulative upkeep—Add {R}

Even greater fools try to solve them

−8: You get an emblem with "Artifacts

Set: From the Vault: Exiled Type: Artifact — Equipment Rarity: Mythic Cost: {1} Equipped creature gets +1/-1

{T}: Create a token that's a copy of target nonlegendary creature you control

and that player decides whether to flip again

Set: Amonkhet Invocations Type: Legendary Creature — God Rarity: Mythic Cost: {2}{G} Deathtouch

Set: Fourth Edition Type: Enchantment Rarity: Rare Cost: {W} At the beginning of your upkeep

if you have no cards in hand