Whenever one or more Elves you control attack, they gain deathtouch until end of turn.
Each creature you control has "Whenever a mana ability of this creature resolves, put a number of +1/+1 counters on it equal to the amount of mana this creature produced. This ability triggers only once each turn.
![Tyvar the Bellicose (Showcase) [March of the Machine: The Aftermath]](http://tothetablebgc.myshopify.com/cdn/shop/files/de88aa7f-c6e6-49a0-a68d-87a2ab1741e3.png?v=1776593780&width=1445)
