As far as Magic Arena goes, there isn't really a way to get the deck cheaper than eight rares and four mythics since Dorothea, Vengeful Victim, Katilda, Dawnhart Martyr, and Hallowed Haunting are the foundations of the deck, although turning a rare dual land into Evolving Wilds does help with the cost a bit there as well
One Piece OP-07: 500 Years in the Future Booster Box + Instant Wins
The potential for Special Energy cards to be added to Pokemon TCG Pocket is also uncertain since Energy isnt treated as cards and is instead generated once per turn, separate from the players deck
Vedalken Shackles and Willbreaker are some of the oldest repeatable theft effects in the format, and I still think Vedalken Shackles can be really strong in the right build
Trample At the beginning of combat on your turn, target creature you control gains haste and gets +X/+0 until end of turn, where X is the number of Eldrazi you control.