I have:
Mounts: Unicorn, Turtle, Slime, Bee, Bunny, Basilisk
Pets: Mini Minotaur, Baby hornet, Zephyr, Gato, baby truffle, eyeball spring, tiki spirit
Light pets: Shadow Orb, Crimson Heart, Wisp, Fairy bell, Magic lantern
I am willing to trade any one of them for one of these: discord rod, coin gun, lucky coin, hallowed key, truffle worm x3, golden net, lava rod