I think if you wanted you could switch out Runescarred Demon for Razaketh (or just pretend Runescarred is Razaketh to test haha), both are tutors that cost a lot of mana, Razaketh is a much better body and a much better tutor IMHO

If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.) Aerathi Berserker Rarity: Uncommon TYPE: Creature SUBTYPE: Human Berserker CMC: 5 Mana cost: USD: $2.85 EUR: 2.97 TIX: 0.00 EDHREC RANK: 28725 (2/4) Rampage 3 (Whenever this creature becomes blocked, it gets +3/+3 until end of turn for each creature blocking it beyond the first.) Aisling Leprechaun Rarity: Common TYPE: Creature SUBTYPE: Faerie CMC: 1 Mana cost: USD: $0.60 EUR: 1.01 TIX: 0.00 EDHREC RANK: 29572 (1/1) Whenever this creature blocks or becomes blocked by a creature, that creature becomes green
Utilising the power of Whirler Virtuoso to power out Thopter Tokens and Aetherworks Marvel to drop in the titans of Emrakul, the Promised End and Ulamog the Ceaseless Hunger
In my games with it so far, Ive enjoyed mirror versions of Archon of Cruelty, Farhaven Elf, and even Nyxbloom Ancient
This set is also a great way to relive the excitement of the original Pokmon craze that swept the world in the late 90s