2 Trainer card is an incredibly rare and valuable card - it is unclear how many cards were produced, but the number is thought to be, at maximum, in the low double digits
A card like Sky Crier, meanwhile, only triggers if you pay the mana to activate the ability
Sagas can provide constant benefit if you use some counter-removing cards like Power Conduit, Thrull Parasite, and Xavier Sal, Infested Captain to be your bookmark and keep you on one chapter
The card may not be amazing by todays standards, but its certainly colorful. This card is a likely reference to a story from later in the book of Genesis, from chapter 37: Now Israel loved Joseph more than all his children, because he was the son of his old age: and he made him a coat of many colors. This story, in which Israels favored son is sold into slavery and rises through divine providence to govern Egypt, sets the stage for Mosess liberation of the Israelites throughout the next two books of the Torah, and is the inspiration for Andrew Lloyd Webbers Joseph and the Amazing Technicolor Dreamcoat, an absolute classic of musical theatre and/or peak cringe
Keep in mind it does say cast a spell, so anything is on the table besides lands