Youll find Mabosstiff ex here as a foil promo card in playable and oversize versions, along with the Rascal Pokmon Maschiff
Youll double your Spider production and your Food production all at once
As was mentioned, Ash Barrens is not a bad land card, but if you intend to speed up the rhythm of the Limit Break deck, youll need lands that effectively drop in and provide colored mana or have special effects that synergize with the rest of the cards
Rancor is an obvious inclusion, but Ive also been excited to add a bunch of creatures that use the backup mechanic
Spellrune Painter / Spellrune Howler I like Spellrune Painter / Spellrune Howler theoretically
Reach and trample are important, and X number of +1/+1 counters is basically standard hydra procedure, but I love that the counters go onto the card while it's an aura, then still count when it becomes a creature