good marksmanship is not a matter of luck
You may spend mana as though it were mana of any color to activate those abilities
Whenever you cast a permanent spell using mana produced by The Myriad Pools
choose one of those permanents
Set: Prophecy Type: Creature — Serpent Rarity: Rare Cost: {4}{U}{U}{U} Whenever Shrouded Serpent attacks
Odric, Lunarch Marshal [Shadows over Innistrad] Condition:Moderately Played good marksmanship is not aSet: Shadows over Innistrad Type: Legendary Creature Human Soldier Rarity: Rare Cost: {3}{W} At the beginning of each combat, creatures you control gain first strike until end of turn if a creature you control has first strike. The same is true for flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance.