Battle Cry 
Instant
Untap all white creatures you control. Whenever a creature blocks this turn, it gets +0/+1 until end of turn.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
Untap all white creatures you control. Whenever a creature blocks this turn, it gets +0/+1 until end of turn.