Tilonallis Summoner

“Ascend <em>(If you control ten or more permanents, you get the city's blessing for the rest of the game.)</em> <br> Whenever Tilonalli's Summoner attacks, you may pay XR. If you do, create X 1/1 red Elemental creature tokens that are tapped and attacking. At the beginning of of the next end step, exile those tokens unless you have the city's blessing.”