I would certainly trade in an early turn to Magosi, the Waterveil in exchange for an extra turn later when Ive got multiple Planeswalkers in play
The full Planeswalkers sheet also contains other staples like Fog, Ovalchase Daredevil, and Smash to Smithereens
After that, feel free to combine budget fetch lands, Hardened Scales, Gaea's Gift, and Innkeeper's Talent
8 Predatory Sliver Generally, Sliver creatures are on the smaller side when it comes to their power and toughness
Collector booster contents vary wildly between sets, so heres what you can expect from a Final Fantasy collector booster as an example: 3 foil commons 3 foil uncommons 1 foil basic land 1 non-foil showcase art uncommon 1 foil showcase art common or uncommon 3 non-foil rares or mythic rares with Booster Fun 1 card from the Through the Ages bonus sheet 1 foil rare or mythic rare that could be a colorful chocobo or a serialized gold chocobo
It does not draw a card, but it still puts an extra card in your hand