Bargaining is similar to kicker in that using the ability will make the effect of a card stronger if you pay the bargain cost which costs a bit more
Tiers of Play Many, many games use a tier system: fighting games like Street Fighter or Smash Bros (Im counting it as a fighting game for this article), MOBAs like League of Legends, optimizers for Dungeons & Dragons or Pathfinder, and even Pokemon (which is really well-defined)
It's indestructible, and when it enters the battlefield, its controller gains protection from everything until their next turn
Winter keeps their hand size at bay while filling their graveyard and you can totally take advantage of that
Moonveil Regent Ramos, Dragon Engine, meet Moonveil Regent
However, there are many spells which cripple or destroy enchantments