Sonic, The Blue Blur

First strike, haste, flash Dash {u}{w}—You may cast this card for its Dash cost. If you do, Sonic, The Blue Blur gains double strike until end of turn and fights target creature an opponent controls. Return it to your hand at the next end step. As long as your health is 50 or greater, Sonic has indestructible and double strike and deals one damage to you on your end step.