The Burn condition usually puts two damage counters on the Pokemon during Pokemon Checkup, but with a single Magmortar, this can increase to a whopping five per Checkup
Tier 1.5: StarCityGames Art Sleeves, Dex Protection Hyper Mat, KMC Card Barrier Mat Tier 2: BCW Double Matte, Ultra Pro Art, Ultra Pro Solid Color, Ultra Pro Double Matte, Channel Fireball , Max Protection Art, Ultimate Guard Supreme, Ultimate Guard Supreme Matte, Legion , KMC Card Barrier (non-matte), KMC Card Barrier Art Sleeves, StarCityGames Double Matte
This card is one of the cheaper, easier ways to enable this strategy
Compared to the lower grades, a 7 surely shines but not as brightly as the 8, 9, and 10s
If you choose a target for that ability, you do so as it goes on the stack
If you're looking for a more affordable version of a top-tier Mega Evolution card, then this is one of the best options for you