This is especially important for Squirrels like Vinereap Mentor and Bakersbane Duo, which create Food tokens when they enter, so re-casting them will earn you cheaper forage effects
Goblin Trenches requires quite the investment of mana and lands but you only need to activate it a couple of times before youve overwhelmed your opponent, especially if you throw in some goblin synergies or cards like Hellrider
That said, each player sacrificing five creatures is pretty close to a Damnation, and you can splice in some of the other modes to help give you some extra bonuses depending on the situation
Whether it's protecting your creatures, cheating finality counters, or just smashing with big green creatures (my favourite thing to do), these are definitely good excuses to splash out on a precon or two
Vohar, Vodalian Desecrator Another day, another looter
The three-cost common will Sign in Blood you and then with void your foes lose the life instead of you