The solution was to use the art for a prerelease promo
They remain paired for as long as you control both of them.) As long as Thundering Mightmare is paired with another creature, each of those creatures has "Whenever an opponent casts a spell, put a +1/+1 counter on this creature." As long as Thundering Mightmare is paired with another creature, each of those creatures has "Whenever an opponent casts a spell, put a +1/+1 counter on this creature." Creature - Spirit Horse +1/+1 Generators (CTRL to add secondary) +1/+1 Interaction The Ozolith Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith
Many allies trigger when other allies enter the battlefield, and some get stronger as you keep playing allies
Buried Alive for the win
Draft Boosters only contain non-foil retro frame basic lands, and Collector Boosters only contain traditional foil retro frame basic lands
However, X-damage cards arent a big deal on their own, so restricting Channel is a good way to cut out this combo