Universes Beyond can bring some great flavor to the game, but if the cost is alienating a loyal player base, then Wizards should perhaps rethink some of its strategy
Friends on the Other Side will draw you four cards, Let the Storm Rage On will deal four damage and draw two cards, The Bear Necessities will force your opponent to discard two cards: the possibilities are endless
More counters Tyranid Swarm runs on +1/+1 counters, and there are a lot of ways you can ratchet that up to 11
It's a hugely playable card in the new Hunny archetype, and while it's not yet been tested at a competitive level, the design of the cards and mechanics should carry it through
MTG Lost Caverns of Ixalan Merfolk deck Finally, we have the Merfolk deck Explorers of the Deep, which seems to be the most 'classic' of the decks - though its commander is no less powerful for it