“ Stormbound, the ship rolls hard over to once side. All that is not strapped down is tossed violently overboard in a splash of freezing water.
There, on the horizon- a tower. Squat, it stands alone on a tiny island. However, it's the only land in sight, and any more of this ferocious storm will crush the boat to splinters.
Taking shelter within the ornate entryway of the squat tor, the party notes with interest that no signs of life break the silence of the stone tower. As they take another step forward, they realise why.
Traps.
This is the fabled tower of Brenji, a rich merchant who wished none to share his enormous wealth. He constructed this tower to store his gold- trapped and ready for any potential thieves. But the ingenious pitfalls and scything walls are not the only dangers within the silent walls of the building. A guardian, left behind by Brenji, still stalks these very halls.
A rattling hiss echoes somewhere from below...”
“ Chekov's Spell -- This spell has a two-fold effect. The first is to make the target item almost-unnoticeable to anyone not specifically looking for it. The second is that someone who has seen the item will remember it when they encounter a situation that would be perfectly solved by use of said item.”
“ In the middle of an unimportant combat with some bandits a burst of wild magic transforms all of the PCs and their opponents in to random animals and monsters. They retain their intelligence (though not, of course, the ability of speech). They can either carry on the combat in their new forms, panic, or otherwise react how they see best. After about an hour, they return, unharmed, to their normal form.”