Zach, Keeper of Life

Tokenweaver (Whenever you create one or more tokens, you may choose one of those tokens.
It gains haste and vigilance until end of turn.)
{t}: Create a 2/2 green and white Beast creature token.
Whenever a creature token you control attacks, if it's the first time a token has attacked this turn, create a 1/1 red Elemental creature token tapped and attacking.