Viper Of All Seeing

+2: create a 1/1 Viper creature token with Deathtouch and double strike.
0: Choose 1:give a snake you control +1/+1;Give a snake you control Deathtouch;A creature you control becomes a snake in addition to its other types
-7: Create 3 1/1 Viper Creature Tokens with Deathtouch, Doublestrike. Give your snakes +3/+3 hexproof and doublestrike until end of turn.