Delta: Go tell my sworn brother!

A college student facing expulsion, and a multi-purpose hormone gun.
Three major dams? Give Said a shot, and he'll instantly become an ally.
Aerospace recognizes its big brother? One injection, and the big brother gains over a dozen buffs... Go, big brother, you've been enhanced!
Tide Prison is cornered? Give the warden a shot, and his strength will greatly increase! Gherros: This time I won't betray you.
……
How about giving Mai Xiaowen a shrinking needle again?
"Beep! Shrinking needle activated, loli Mai Xiaowen obtained."
???
"Acquire young Demoulins."
"Loli Luna".
"Loli Butterfly".
Stop, stop, stop! Let's just use electricity!