Fellwar Stone [Dungeons & Dragons: Adventures in the Forgotten Realms Commander] Frog Myr Salamander except it's a Tyranid in

except it's a Tyranid in addition to its other types

Set: Innistrad: Crimson Vow Type: Artifact — Equipment Rarity: Uncommon Cost: {1}{B} Equipped creature gets +2/+0

Set: Phyrexia: All Will Be One Commander Type: Enchantment Rarity: Uncommon Cost: {2}{W} Creatures can't attack you unless their controller pays 2 for each creature they control that's attacking you

Set: March of the Machine Commander Type: Enchantment Rarity: Rare Cost: {4}{R} Nontoken creatures you control have riot

If you lose the flip

Fellwar Stone [Dungeons & Dragons: Adventures in the Forgotten Realms Commander] Frog Myr Salamander except it's a Tyranid inSet: Dungeons & Dragons: Adventures in the Forgotten Realms Commander Type: Artifact Rarity: Uncommon Cost: {2} {T}: Add one mana of any color that a land an opponent controls could produce. "What do you have that I cannot obtain?" Mairsil, the Pretender