1 Stronghold = 0.021488 Ribbita by Virtuals [OLD]
SHRUB → TIBBIR SHP → TIBBIR SHORT → TIBBIR SKR → TIBBIR SKY → TIBBIR SKYAI → TIBBIR SHX → TIA SHX → THETA SHX → THBILL SHX → TJS SHX → TKX SHX → TMT