Part Water depicts a mage taking a page from the book of Exodus, and parting the waters, enabling a caravan of Israelites and/or your creatures to pass through unhindered by Pharaohs chariots
However, Boggart Mischief also has a Goblin sub-type meaning it counts as a goblin for multiple other cards
If cloak is happening via an ability (say, from Ransom Note), then yes
They are more flexible than Treasure Cruise, are awesome in Simic Ramp with Cultivate stuff from Green or Izzet Spellslinger with Treasure makers for things like Guttersnipe or Dimir with Coffers and Urborg or with mono-Blue Nykthos, Shrine to Nyx
Concepts like signaling and counterdrafting are deep and complex, but the fundamentals are relatively easy
Thassas Oracle While Laboratory Maniac is also a Wizard, its this two-mana Merfolk Wizard that deserves a spot on this list