Blues combat tricks focus on making creatures bigger, like Serpentine Ambush and Wings of Velis Vel
At first glance it looks like you would only want to play this card in a Zombie deck, but its much better and more versatile than that
Instant Color tag templates(None) Self-Destruct Target creature you control deals X damage to any other target and X damage to itself, where X is its power
If you want to play a longer more mid-to-lategame style deck in Mono Red that interacts more with the table, well, it gets more challenging because it makes Mono Red's inherent weaknesses more glaring: subpar card draw and ramp, subpar answers to creatures, minimal options for enchantment removal, commander protection, and recursion, things that get more pronounced as the game progresses
Whenever equipped creature deals combat damage to a player, draw two cards
And, since the set will be legal in Standard until at least 2029, you'll be able to enjoy these cards for many years to come