Amazon has Kingdom Core class Megatron for $15, Starscream $11 and Optimus Prime for $11
Transformers Toys Generations War for Cybertron: Kingdom Core Class WFC-K13 Megatron Action Figure - Kids Ages 8 and Up, 3.5-inch
https://www.amazon.ca/dp/B08MVTVN6V/...73PWPF9H3KGRZJ
Transformers Toys Generations War for Cybertron: Kingdom Core Class WFC-K12 Starscream Action Figure - Kids Ages 8 and Up, 3.5-inch
https://www.amazon.ca/dp/B08MVRK2T9/...ing=UTF8&psc=1
Transformers Toys Generations War for Cybertron: Kingdom Core Class WFC-K1 Optimus Prime Action Figure - Kids Ages 8 and Up, 3.5-inch
https://www.amazon.ca/dp/B08HGDR3ZV/...ing=UTF8&psc=1