Rideable Mantis 
Creature — Insect Mount
Whenever Rideable Mantis attacks, it gains flying until end of turn if it was saddled by a blue creature this turn. It gains trample until end of turn if it was saddled by a red creature this turn. If it was saddled by a white creature this turn, untap it. Saddle 1
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL