Main characters:

@AxelTheSonicFan - Cuddles

@Emmalar - Giggles

@Adonis_Stickman - Toothy

@WisdomTheFunkyBoi - Lumpy

@tooyo1234 - Petunia

@Da_Treina - Handy

@TheCheshireCat - Splendid

@The_Speed_Guy1991 - Sniffles

@AMegamanFanInGamejolt - Pop

@Ur_Average_Male_Frisk - Cub

@Real_Saw_Yay_im_a_tool_bfb - Flaky

@Zezo_The_Dependable - Nutty

@TaeYai - Shifty

@NonsenseNH - Lifty

@ColRun1613 - The Mole

@TheMaskedChris - Disco Bear

@Sel499 /@Poley64 - Flippy

@JolonRa - Russell

@Joaoarthur_official - Mime

@SavaOnline - Cro Marmot

@goofyahhblueberry - Lammy

@OggyTheCat - Mr Pickels

Reccuring:

@Boris-the-wolf-bear, Grounding Countries, Zaul, XDLPO, wemenfurry - The Ants

Yurite_ichiro51 - Buddhist Monkey

JQBunni - Mittens

GreyBoi - Whistle

Minor:

@r9ostdkgvuusf0vd9k - Truffles

@Fial_official - Tricksy

Various GJ Users - Generic Tree Friends, Generic Tree Ninjas, other minor characters

Ka-Pow!:

@Sel499 /@Poley64 - Flippy

@DaRealMemeCentralLol - Sneaky

@YvonXD - Mouse Ka-Boom

WessieBoi99 - Tiger General

Deviantart users - Tiger Soldiers

Yurite_Ichiro51 - Buddhist Monkey

@Deadly_Swap_Sans_Gaming_Alt - Sensei Orangutan

@Tsuraran - Panda Mom

PaperLuigi99 - Dark Lord

African Vulture - Char Sui

GoAnimate Characters - Generic Tree Ninjas

@TheCheshireCat - Splendid

@BBBGaming, @scaryboi, @Opheebop-BR, @Neon_Girl_Creates_210 - Tick Talk, Man-O-War, Wonder Wanda, Webster

@TheNesterMouse (Caden's opposite counterpart) - Splendont