i'm oc hunting again oops i need more sweeties

how much art/design would i need to give to get these lovely children?

https://toyhou.se/961378.- , https://toyhou.se/455648.phylla, https://toyhou.se/2578267.- and/or https://toyhou.se/1720108.thanh?

_{by the way, ibbu's got a new tos where she would like most or all of her adopted, undrawn ocs back if possible- especially if they were free. just letting you know!} 

sorry for the inconvenience ;;owo