Toby, Beastie Befriender 
Legendary Creature — Human Wizard
When Toby enters, create a 4/4 white Beast creature token with "This token can't attack or block alone." As long as you control four or more creature tokens, creature tokens you control have flying.
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL