Fathom Seer [Commander 2014] Snow Instant Myr Battlesphere gets +X/+0 until

Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking

a fierce guardian when you need one

Snowfield Sinkhole enters the battlefield tapped

if Clockwork Swarm attacked or blocked this combat

-2: Target player mills three cards

Fathom Seer [Commander 2014] Snow Instant Myr Battlesphere gets +X/+0 untilSet: Commander 2014 Type: Creature Illusion Rarity: Common Cost: {1}{U} MorphReturn two Islands you control to their owner's hand. (You may cast this card face down as a 2 2 creature for {3}. Turn it face up any time for its morph cost.) When Fathom Seer is turned face up, draw two cards.