b. Tags need to be visibly separated from the nickname using a separator. Failure to honor this rule will result in a -10 (-7 in a 5v5) points penalty for the match.
ii. No separator is required if the casing of the last letter of the tag does not match the casing of the first letter of the nickname.
ARCanine ✓
svcSoldier ✓
ARCANINE ×
svcsoldier ×
Linkdu31 has the same casing than the tag's last letter, in his first letter name.
Therefore, Re-Birth will get a -10pt-penalty.