Notes:

Sources:
Angry Roy image from an Awkward Zombie comic
"SH" and "O" from Shadow Dragon
"U" and "S" from Fates Conquest
"T" and "T" from Fates Conquest and Birthright
"THE" and "ES" from The Sacred Stones
"F" "B" "M" "E" and "LE" from Fire Emblem logo
"C" "P" "O" "I" and "AN" from Path of Radiance
"K" "A" "G" "IN" and "ING" from Awakening
"R" and "RE" from Fates Revelations
"N" "NT" "D" and "W" from Radiant Dawn
"H" from Fates Birthright