Unity Charm

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Choose one. You may choose an additional mode for each creature that convoked Unity Charm -
*Create a 1/1 white Soldier creature token.
*Target creature gets +1/+1 until end of turn.
*Tap target creature.
*You gain 4 life.