Wizard's School on High

When Wizard's School on High comes into play,
you lose 1 life
{t} Add {u}.
Discard an instant or sorcery: this land gains
Either: "{t} Add {b}" or "{t} add {r}."
"It seems an untypical place for Wizards to study, but
it is on a secondary mana confluence, making is as to
an island that is inland; with more resources nearby.