Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized]

Karn, Silver Golem (Oversized) [Commander's Arsenal Oversized]Set: Commander's Arsenal Oversized Type: Legendary Artifact Creature Golem Rarity: Rare Cost: {5} Whenever Karn, Silver Golem blocks or becomes blocked, it gets 4 +4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

if you didn't cast it from your hand

Two-Headed Dragon can block an additional creature each combat

{G}: Regenerate River Boa

Set: Beta Edition Type: Instant Rarity: Uncommon Cost: {U}{U} Counter target spell

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {1}{R} Rockslide Ambush deals damage to target creature equal to the number of Mountains you control

Set: League Tokens 2016 Type: Token Artifact Creature — Servo Rarity: Common Reverse Type: Token Artifact Creature — Thopter Flying

creatures you control get +X/+X and gain haste until end of turn

Set: Masters 25 Type: Legendary Creature — Human Monk Rarity: Rare Cost: {2}{G} You may play two additional lands on each of your turns

Set: Legends Type: Enchantment Rarity: Uncommon Cost: {3}{W} Artifacts

what rivers will be born

Set: Duel Decks Anthology Type: Creature — Plant Wall Rarity: Common Cost: {1}{G} Defender (This creature can't attack

The suns of Mirrodin have shone upon perfection only once