Triskelion Next is Triskelion, which closely resembles the abilities present on Walking Ballista
Then again, four is a lot of damage, and some decks will have ample sacrifice fodder
For example, players visiting the National Mall in Washington D.C
Fog Bank and Floriferous Vinewall are actual Walls, and Poison Dart Frog is really just there to make mana or scare people away with deathtouch
Skill Drain evens the playing field, taking away the effects of all of the opponent's monsters so that the only thing that matters are ATK and DEF stats, which Vanilla usually has the advantage in
As always the space is tight so even though I'd like to make use of Night Assailant or Delinquent Duo or even tech a copy of Monster Reincarnation for eternal Lava Golem/Monarch shenanigans, I am unsure on what to drop