According to the FAQ 2.2, Pawn Should read: “Whenever you make a successful run while Pawn is hosted on a piece of ice, move Pawn to the piece of ice directly after the current ice hosting Pawn, if able..."
click: Host Pawn on an outermost piece of ice protecting a central server.
Whenever you make a successful run while Pawn is hosted on a piece of ice, move Pawn to the piece of ice directly after the current ice hosting Pawn, if able; otherwise, trash Pawn instead and install a Caïssa program from your grip or heap, ignoring all costs.
Errata from FAQ 3.0.1
No Ban List Entries for this card.
Pawn can move onto a piece of ice hosting another caïssa, but other caïssa programs cannot move onto a piece of ice hosting Pawn. [Official FAQ]
The Runner cannot choose the Pawn that is being trashed as the program to install with Pawn because the trash and install are part of the same effect. [Official FAQ]
According to the FAQ 2.2, Pawn Should read: “Whenever you make a successful run while Pawn is hosted on a piece of ice, move Pawn to the piece of ice directly after the current ice hosting Pawn, if able..."