114.1. Some spells and abilities require their controller to choose one or more targets for them. The
targets are object(s), player(s), and/or zone(s) the spell or ability will affect. These targets are
declared as part of the process of putting the spell or ability on the stack. The targets can’t be
changed except by another spell or ability that explicitly says it can do so.
112.3d Static abilities are written as statements. They’re simply true. Static abilities create
continuous effects which are active while the permanent with the ability is on the battlefield and
has the ability, or while the object with the ability is in the appropriate zone. See rule 604,
“Handling Static Abilities.”
603.6e Some permanents have text that reads “[This permanent] enters the battlefield with . . . ,”
“As [this permanent] enters the battlefield . . . ,” “[This permanent] enters the battlefield as . . .
,” or “[This permanent] enters the battlefield tapped.” Such text is a static ability—not a
triggered ability—whose effect occurs as part of the event that puts the permanent onto the
Oooh, there's a custom card place here, too? Awesome! Random cards in my design file! Power level is likely all over the place.
Creature - Bodyguard
: Target creature gains protection from the color of your choice until the end of turn.
Creature - Elf Shaman
: Add to your mana pool for each Goblin you control.
Creature - Goblin
Goblin Buddy gets +1/+0 for each Elf you control.
Mirror Glade enters the battlefield as a copy of target basic land.
I think it's pushed vs divination, but isn't straight up better.
Divination is in blue, which should be better at card draw. And divination is better at drawing gas. The green version requires a reveal. It's a marginal downside, to be sure, but it does keep it not technically as good. The green version is only better at ramping, which is something green is supposed to be good at.
Pushed, but not too far, IMO.