Guardian of the Scribes

{u} or {t}: Summon a 0/1 Blue Scribe creature tokens with "At the beginning of your upkeep step, Scry 1" and draw a card.
If there are any creature's or tokens with the sub-type Scribe, Guardian of the Scribes gains Defender.
When The Guardian is summoned, summon 3 0/1 Blue Scribe creature tokens with "At the beginning of your upkeep step, Scry 1"