Sure, you're playing a five-mana 3/3, but Lovisa's probably netting upwards of 10 or more power across your board
I have some mild lifegain synergy in this deck but not to the extent of playing any cards that are weak without the support
If the only card in all graveyards is a single artifact creature card, Barrowgoyf will be a 2/3
Though tappers are just useful cards to have around, the support of stun counters and consistency of it's effects make it a legitimate archetype to build decks around
These two couples from Theros come together in one beefy card, uniting to make a 3/8 with first strike and vigilance, and a heroic effect that combines them both
To offset the numbers disadvantage, that player benefits from a powerful scheme deck, containing unique villainous effects that trigger each turn to complement their usual spells