Enlist (As this creature attacks, you may tap a nonattacking creature you control without summoning sickness. When you do, add its power to this creature's until end of turn.)
When Argivian Cavalier enters the battlefield, create a 1/1 white Soldier creature token.
![Argivian Cavalier [Dominaria United]](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/f44f4b70-a23c-56f7-aab5-a86b03626792_c4439c80-a345-48f5-a973-1ea0beba222c.jpg?v=1698546309&width=1445)